internal/kernel/EgoRepository.java

   1 package org.argeo.cms.internal.kernel;
   2
   3 import java.security.PrivilegedAction;
   4 import java.text.SimpleDateFormat;
   5 import java.util.HashSet;
   6 import java.util.Set;
   7
   8 import javax.jcr.Node;
   9 import javax.jcr.Property;
  10 import javax.jcr.Repository;
  11 import javax.jcr.RepositoryException;
  12 import javax.jcr.Session;
  13 import javax.jcr.nodetype.NodeType;
  14 import javax.jcr.security.Privilege;
  15 import javax.naming.InvalidNameException;
  16 import javax.naming.ldap.LdapName;
  17 import javax.security.auth.Subject;
  18 import javax.security.auth.login.LoginContext;
  19
  20 import org.argeo.api.NodeConstants;
  21 import org.argeo.api.NodeUtils;
  22 import org.argeo.cms.CmsException;
  23 import org.argeo.jcr.JcrRepositoryWrapper;
  24 import org.argeo.jcr.JcrUtils;
  25
  26 /**
  27  * Make sure each user has a home directory available.
  28  */
  29 class EgoRepository extends JcrRepositoryWrapper implements KernelConstants {
  30
  31         /** The home base path. */
  32 //      private String homeBasePath = KernelConstants.DEFAULT_HOME_BASE_PATH;
  33 //      private String usersBasePath = KernelConstants.DEFAULT_USERS_BASE_PATH;
  34 //      private String groupsBasePath = KernelConstants.DEFAULT_GROUPS_BASE_PATH;
  35
  36         private Set<String> checkedUsers = new HashSet<String>();
  37
  38         private SimpleDateFormat usersDatePath = new SimpleDateFormat("YYYY/MM");
  39
  40         private String defaultHomeWorkspace = NodeConstants.HOME;
  41         private String defaultGroupsWorkspace = NodeConstants.SRV;
  42 //      private String defaultGuestsWorkspace = NodeConstants.GUESTS;
  43         private final boolean remote;
  44
  45         public EgoRepository(Repository repository, boolean remote) {
  46                 super(repository);
  47                 this.remote = remote;
  48                 putDescriptor(NodeConstants.CN, NodeConstants.EGO);
  49                 if (!remote) {
  50                         LoginContext lc;
  51                         try {
  52                                 lc = new LoginContext(NodeConstants.LOGIN_CONTEXT_DATA_ADMIN);
  53                                 lc.login();
  54                         } catch (javax.security.auth.login.LoginException e1) {
  55                                 throw new CmsException("Cannot login as systrem", e1);
  56                         }
  57                         Subject.doAs(lc.getSubject(), new PrivilegedAction<Void>() {
  58
  59                                 @Override
  60                                 public Void run() {
  61                                         loginOrCreateWorkspace(defaultHomeWorkspace);
  62                                         loginOrCreateWorkspace(defaultGroupsWorkspace);
  63                                         return null;
  64                                 }
  65
  66                         });
  67                 }
  68         }
  69
  70         private void loginOrCreateWorkspace(String workspace) {
  71                 Session adminSession = null;
  72                 try {
  73                         adminSession = JcrUtils.loginOrCreateWorkspace(getRepository(workspace), workspace);
  74 //                      JcrUtils.addPrivilege(adminSession, "/", NodeConstants.ROLE_USER, Privilege.JCR_READ);
  75
  76 //                      initJcr(adminSession);
  77                 } catch (RepositoryException e) {
  78                         throw new CmsException("Cannot init JCR home", e);
  79                 } finally {
  80                         JcrUtils.logoutQuietly(adminSession);
  81                 }
  82         }
  83
  84 //      @Override
  85 //      public Session login(Credentials credentials, String workspaceName)
  86 //                      throws LoginException, NoSuchWorkspaceException, RepositoryException {
  87 //              if (workspaceName == null) {
  88 //                      return super.login(credentials, getUserHomeWorkspace());
  89 //              } else {
  90 //                      return super.login(credentials, workspaceName);
  91 //              }
  92 //      }
  93
  94         protected String getUserHomeWorkspace() {
  95                 // TODO base on JAAS Subject metadata
  96                 return defaultHomeWorkspace;
  97         }
  98
  99         protected String getGroupsWorkspace() {
 100                 // TODO base on JAAS Subject metadata
 101                 return defaultGroupsWorkspace;
 102         }
 103
 104 //      protected String getGuestsWorkspace() {
 105 //              // TODO base on JAAS Subject metadata
 106 //              return defaultGuestsWorkspace;
 107 //      }
 108
 109         @Override
 110         protected void processNewSession(Session session, String workspaceName) {
 111                 String username = session.getUserID();
 112                 if (username == null || username.toString().equals(""))
 113                         return;
 114                 if (session.getUserID().equals(NodeConstants.ROLE_ANONYMOUS))
 115                         return;
 116
 117                 String userHomeWorkspace = getUserHomeWorkspace();
 118                 if (workspaceName == null || !workspaceName.equals(userHomeWorkspace))
 119                         return;
 120
 121                 if (checkedUsers.contains(username))
 122                         return;
 123                 Session adminSession = KernelUtils.openAdminSession(getRepository(workspaceName), workspaceName);
 124                 try {
 125                         syncJcr(adminSession, username);
 126                         checkedUsers.add(username);
 127                 } finally {
 128                         JcrUtils.logoutQuietly(adminSession);
 129                 }
 130         }
 131
 132         /*
 133          * JCR
 134          */
 135         /** Session is logged out. */
 136         private void initJcr(Session adminSession) {
 137                 try {
 138 //                      JcrUtils.mkdirs(adminSession, homeBasePath);
 139 //                      JcrUtils.mkdirs(adminSession, groupsBasePath);
 140                         adminSession.save();
 141
 142 //                      JcrUtils.addPrivilege(adminSession, homeBasePath, NodeConstants.ROLE_USER_ADMIN, Privilege.JCR_READ);
 143 //                      JcrUtils.addPrivilege(adminSession, groupsBasePath, NodeConstants.ROLE_USER_ADMIN, Privilege.JCR_READ);
 144                         adminSession.save();
 145                 } catch (RepositoryException e) {
 146                         throw new CmsException("Cannot initialize home repository", e);
 147                 } finally {
 148                         JcrUtils.logoutQuietly(adminSession);
 149                 }
 150         }
 151
 152         protected synchronized void syncJcr(Session adminSession, String username) {
 153                 // only in the default workspace
 154 //              if (workspaceName != null)
 155 //                      return;
 156                 // skip system users
 157                 if (username.endsWith(NodeConstants.ROLES_BASEDN))
 158                         return;
 159
 160                 try {
 161                         Node userHome = NodeUtils.getUserHome(adminSession, username);
 162                         if (userHome == null) {
 163 //                              String homePath = generateUserPath(username);
 164                                 String userId = extractUserId(username);
 165 //                              if (adminSession.itemExists(homePath))// duplicate user id
 166 //                                      userHome = adminSession.getNode(homePath).getParent().addNode(JcrUtils.lastPathElement(homePath));
 167 //                              else
 168 //                                      userHome = JcrUtils.mkdirs(adminSession, homePath);
 169                                 userHome = adminSession.getRootNode().addNode(userId);
 170 //                              userHome.addMixin(NodeTypes.NODE_USER_HOME);
 171                                 userHome.addMixin(NodeType.MIX_CREATED);
 172                                 userHome.addMixin(NodeType.MIX_TITLE);
 173                                 userHome.setProperty(Property.JCR_ID, username);
 174                                 // TODO use display name
 175                                 userHome.setProperty(Property.JCR_TITLE, userId);
 176 //                              userHome.setProperty(NodeNames.LDAP_UID, username);
 177                                 adminSession.save();
 178
 179                                 JcrUtils.clearAccessControList(adminSession, userHome.getPath(), username);
 180                                 JcrUtils.addPrivilege(adminSession, userHome.getPath(), username, Privilege.JCR_ALL);
 181 //                              JackrabbitSecurityUtils.denyPrivilege(adminSession, userHome.getPath(), NodeConstants.ROLE_USER,
 182 //                                              Privilege.JCR_READ);
 183                         }
 184                         if (adminSession.hasPendingChanges())
 185                                 adminSession.save();
 186                 } catch (RepositoryException e) {
 187                         JcrUtils.discardQuietly(adminSession);
 188                         throw new CmsException("Cannot sync node security model for " + username, e);
 189                 }
 190         }
 191
 192         /** Generate path for a new user home */
 193         private String generateUserPath(String username) {
 194                 LdapName dn;
 195                 try {
 196                         dn = new LdapName(username);
 197                 } catch (InvalidNameException e) {
 198                         throw new CmsException("Invalid name " + username, e);
 199                 }
 200                 String userId = dn.getRdn(dn.size() - 1).getValue().toString();
 201                 return '/' + userId;
 202 //              int atIndex = userId.indexOf('@');
 203 //              if (atIndex < 0) {
 204 //                      return homeBasePath+'/' + userId;
 205 //              } else {
 206 //                      return usersBasePath + '/' + usersDatePath.format(new Date()) + '/' + userId;
 207 //              }
 208         }
 209
 210         private String extractUserId(String username) {
 211                 LdapName dn;
 212                 try {
 213                         dn = new LdapName(username);
 214                 } catch (InvalidNameException e) {
 215                         throw new CmsException("Invalid name " + username, e);
 216                 }
 217                 String userId = dn.getRdn(dn.size() - 1).getValue().toString();
 218                 return userId;
 219 //              int atIndex = userId.indexOf('@');
 220 //              if (atIndex < 0) {
 221 //                      return homeBasePath+'/' + userId;
 222 //              } else {
 223 //                      return usersBasePath + '/' + usersDatePath.format(new Date()) + '/' + userId;
 224 //              }
 225         }
 226
 227         public void createWorkgroup(LdapName dn) {
 228                 String groupsWorkspace = getGroupsWorkspace();
 229                 Session adminSession = KernelUtils.openAdminSession(getRepository(groupsWorkspace), groupsWorkspace);
 230                 String cn = dn.getRdn(dn.size() - 1).getValue().toString();
 231                 Node newWorkgroup = NodeUtils.getGroupHome(adminSession, cn);
 232                 if (newWorkgroup != null) {
 233                         JcrUtils.logoutQuietly(adminSession);
 234                         throw new CmsException("Workgroup " + newWorkgroup + " already exists for " + dn);
 235                 }
 236                 try {
 237                         // TODO enhance transformation of cn to a valid node name
 238                         // String relPath = cn.replaceAll("[^a-zA-Z0-9]", "_");
 239                         String relPath = JcrUtils.replaceInvalidChars(cn);
 240                         newWorkgroup = adminSession.getRootNode().addNode(relPath, NodeType.NT_UNSTRUCTURED);
 241 //                      newWorkgroup = JcrUtils.mkdirs(adminSession.getNode(groupsBasePath), relPath, NodeType.NT_UNSTRUCTURED);
 242 //                      newWorkgroup.addMixin(NodeTypes.NODE_GROUP_HOME);
 243                         newWorkgroup.addMixin(NodeType.MIX_CREATED);
 244                         newWorkgroup.addMixin(NodeType.MIX_TITLE);
 245                         newWorkgroup.setProperty(Property.JCR_ID, dn.toString());
 246                         newWorkgroup.setProperty(Property.JCR_TITLE, cn);
 247 //                      newWorkgroup.setProperty(NodeNames.LDAP_CN, cn);
 248                         adminSession.save();
 249                         JcrUtils.addPrivilege(adminSession, newWorkgroup.getPath(), dn.toString(), Privilege.JCR_ALL);
 250                         adminSession.save();
 251                 } catch (RepositoryException e) {
 252                         throw new CmsException("Cannot create workgroup", e);
 253                 } finally {
 254                         JcrUtils.logoutQuietly(adminSession);
 255                 }
 256
 257         }
 258
 259         public boolean isRemote() {
 260                 return remote;
 261         }
 262
 263 }